yes
Frill-necked lizards are not poisonous.
under a tree
frilled neck
no
It is called a dewlap. They use it to attract the opposite sex and intimadate other males as well as some predators.
The thing under a lizard's neck is called a "dewlap." This flap of skin can be extended or retracted and serves various purposes, including communication with other lizards, attracting mates, and regulating body temperature. Different species of lizards may have varying sizes and colors of dewlaps, often used in displays during territorial or courtship behaviors.
Frilled-neck lizards are not desert lizards. They live in tropical woodlands in northern Australia and parts of New Guinea.
no
their tounge
No, they are not endangered.
No
The long neck girrafe lizard and the salt water crockadile lizard.